dridex | c3f7b1193fd75dd2650a6413b33aedfc9d3bbd94757eba552e13cfac65bce80b

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 20:04

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General

Target

JaffaCakes118_c3f7b1193fd75dd2650a6413b33aedfc9d3bbd94757eba552e13cfac65bce80b.dll
Size

184KB
MD5

d68e301a5ea848d12c201bbf7d3b76b5
SHA1

c5f57ceb20a19a4900151ff81051754103372e1d
SHA256

c3f7b1193fd75dd2650a6413b33aedfc9d3bbd94757eba552e13cfac65bce80b
SHA512

8270c72a5463c2ebece78ce4771c48da3369d5af901bb896ba7b24e08060d2ef76325578c7e48d2b2f1742d4bd6af3a322bbc7b7a616a9bb83b10fa6aefba998
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoHlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao1oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1756-1-0x0000000075290000-0x00000000752BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
672	1756	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3f7b1193fd75dd2650a6413b33aedfc9d3bbd94757eba552e13cfac65bce80b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3f7b1193fd75dd2650a6413b33aedfc9d3bbd94757eba552e13cfac65bce80b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 220
    3⤵
    - Program crash
    PID:672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1756-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1756-1-0x0000000075290000-0x00000000752BF000-memory.dmp

Filesize
188KB

Download
memory/1756-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download